Welding helmet having an automatic lighting system



FIG. 1 is a perspective view of a welding helmet having an automatic lighting system showing my new design.

FIG. 2 is a right side elevational view, the left side being a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom elevational view thereof.

The broken lines showing other matter in the figures are included for the purpose of illustrating environment and forms no part of the claimed design. The stippling that can be seen on the claimed design represents texture on the surface material. 

The ornamental design for a welding helmet having an automatic lighting system, as shown and described. 